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<blockfoursectionfour>
  <Question1>1. What are the inputs that can be used to key the transmitter from a remote location?</Question1>
  <Choice1A>Audio, current, and voltage loops</Choice1A>
  <Choice1B>Remote PTT input</Choice1B>
  <Choice1C>Keying information supplied on audio inputs CT1 and CT2</Choice1C>
  <Choice1D>All of the Above</Choice1D>
  <Correct1>None</Correct1>
  <Reference1>Student Workbook Page 12, Section 3</Reference1>

  <Question2>2. Key 1 is</Question2>
  <Choice2A>Fast attack-slow release.</Choice2A>
  <Choice2B>Slow attack-fast release.</Choice2B>
  <Choice2C>Fast attack-fast release.</Choice2C>
  <Choice2D>Slow attack-slow release.</Choice2D>
  <Correct2>None</Correct2>
  <Reference2>Student Workbook Page 12, Section 3</Reference2>

  <Question3>3. What is monitored at A10 A1 test point TP9?</Question3>
  <Choice3A>Keying voltage (Key 1)</Choice3A>
  <Choice3B>Receive audio</Choice3B>
  <Choice3C>Transmit audio</Choice3C>
  <Choice3D>Keying voltage (Key 2)</Choice3D>
  <Correct3>None</Correct3>
  <Reference3>Student Workbook Page 12, Section 3</Reference3>

  <Question4>4. The keying information applied to pin K of the A4 comes from</Question4>
  <Choice4A>The Remote push-to-talk keyer.</Choice4A>
  <Choice4B>The Remote key and keyer modulator A9 module.</Choice4B>
  <Choice4C>The Carbon mic, dynamic mic, and carrier test switch.</Choice4C>
  <Choice4D>All of the above.</Choice4D>
  <Correct4>None</Correct4>
  <Reference4>Student Workbook Page 12, Section 3</Reference4>

  <Question5>5. What potential/s, when applied to Plug 1 (P1), Pins B, C, D, E will cause the radio set to transmit?</Question5>
  <Choice5A>Ground, 6 VAC</Choice5A>
  <Choice5B>100 VDC only</Choice5B>
  <Choice5C>Ground, Reg +20 VDC</Choice5C>
  <Choice5D>Ground, 6 VDC, 26 VDC, or 48 VDC</Choice5D>
  <Correct5>None</Correct5>
  <Reference5>Student Workbook Page 12, Section 3</Reference5>

  <Question6>6. (A4) Which module does the RF filter fault input at P1/Pin 10 come from?</Question6>
  <Choice6A>A1</Choice6A>
  <Choice6B>A2</Choice6B>
  <Choice6C>A3</Choice6C>
  <Choice6D>A4</Choice6D>
  <Correct6>None</Correct6>
  <Reference6>Student Workbook Page 12, Section 3</Reference6>

  <Question7>7. (A4) During normal conditions, what is the potential applied to the ready lamp from the A4 module?</Question7>
  <Choice7A>Ground</Choice7A>
  <Choice7B>+22 VDC</Choice7B>
  <Choice7C>+26 VDC</Choice7C>
  <Choice7D>25-50 VDC Unregulated</Choice7D>
  <Correct7>None</Correct7>
  <Reference7>Student Workbook Page 12, Section 3</Reference7>

  <Question8>8. Match  the following sub modules with their function. (More than one sub module could be correct for the functions stated.)</Question8>
  <Answer8>NONE</Answer8>
  <Reference8>Student Workbook Page 12, Section 3</Reference8>

  <Question9>9. MATCHING</Question9>
  <Answer9>It detects the audio.</Answer9>
  <Reference9>Student Workbook Page 12, Section 3</Reference9>

  <Question10>10. MATCHING</Question10>
  <Answer10>NONE</Answer10>
  <Reference10>Student Workbook Page 12, Section 3</Reference10>

  <Question11>14. The transmit RF is developed in which module?</Question11>
  <Choice11A>A1</Choice11A>
  <Choice11B>A2</Choice11B>
  <Choice11C>A3</Choice11C>
  <Choice11D>A10</Choice11D>
  <Correct11>None</Correct11>
  <Reference11>Student Workbook Page 12, Section 3</Reference11>

  <Question12>15. What would cause the PA power to drop to 4 watts on the output?</Question12>
  <Choice12A>A VSWR Fault</Choice12A>
  <Choice12B>A 2 dB power loss, or greater</Choice12B>
  <Choice12C>An Overtemp condition</Choice12C>
  <Choice12D>All of the above</Choice12D>
  <Correct12>None</Correct12>
  <Reference12>Student Workbook Page 12, Section 3</Reference12>

  <Question13>16. Which is the primary control for ALC?</Question13>
  <Choice13A>Antenna FWD Power</Choice13A>
  <Choice13B>PA FWD Power</Choice13B>
  <Choice13C>NONE</Choice13C>
  <Choice13D>NONE</Choice13D>
  <Correct13>None</Correct13>
  <Reference13>Student Workbook Page 12, Section 3</Reference13>

  <Question14>17. What would cause the ALC voltage to be greater than 9 VDC?</Question14>
  <Choice14A>Receive Mode</Choice14A>
  <Choice14B>Transmit Mode</Choice14B>
  <Choice14C>NONE</Choice14C>
  <Choice14D>NONE</Choice14D>
  <Correct14>None</Correct14>
  <Reference14>Student Workbook Page 12, Section 3</Reference14>

  <Question15>NONE</Question15>
  <Choice15A>NONE</Choice15A>
  <Choice15B>NONE</Choice15B>
  <Choice15C>NONE</Choice15C>
  <Choice15D>NONE</Choice15D>
  <Correct15>None</Correct15>
  <Reference15>Student Workbook Page 12, Section 3</Reference15>

  <Question16>NONE</Question16>
  <Choice16A>NONE</Choice16A>
  <Choice16B>NONE</Choice16B>
  <Choice16C>NONE</Choice16C>
  <Choice16D>NONE</Choice16D>
  <Correct16>None</Correct16>
  <Reference16>Student Workbook Page 12, Section 3</Reference16>

  <Question17>NONE</Question17>
  <Choice17A>NONE</Choice17A>
  <Choice17B>NONE</Choice17B>
  <Choice17C>NONE</Choice17C>
  <Choice17D>NONE</Choice17D>
  <Correct17>None</Correct17>
  <Reference17>Student Workbook Page 12, Section 3</Reference17>

  <Question18>18. (GRC-171) What is the normal output power of the RF filter?</Question18>
  <Choice18A>10 WATTS</Choice18A>
  <Choice18B>20 WATTS</Choice18B>
  <Choice18C>30 WATTS</Choice18C>
  <Choice18D>40 WATTS</Choice18D>
  <Correct18>None</Correct18>
  <Reference18>Student Workbook Page 12, Section 3</Reference18>

  <Question19>19. The RF filter is a</Question19>
  <Choice19A>Fixed broadband filter</Choice19A>
  <Choice19B>Fixed bandpass filter</Choice19B>
  <Choice19C>Tunable broadband filter</Choice19C>
  <Choice19D>Tunable bandpass filter</Choice19D>
  <Correct19>None</Correct19>
  <Reference19>Student Workbook Page 12, Section 3</Reference19>

  <Question20>20. When is the sidetone output (p/o J 17 Pin 17) used?</Question20>
  <Choice20A>Only in Receive Mode</Choice20A>
  <Choice20B>Only in Transmit Mode</Choice20B>
  <Choice20C>Only with an RF filter fault</Choice20C>
  <Choice20D>In both Transmit and Receive Mode</Choice20D>
  <Correct20>None</Correct20>
  <Reference20>Student Workbook Page 12, Section 3</Reference20>

  <Question21>21. The XMT/RCV switch is used to route ____________ to the RF Filter?</Question21>
  <Choice21A>Key</Choice21A>
  <Choice21B>Audio</Choice21B>
  <Choice21C>Receive RF</Choice21C>
  <Choice21D>Transmit RF</Choice21D>
  <Correct21>None</Correct21>
  <Reference21>Student Workbook Page 12, Section 3</Reference21>

  <Question22>22. (A4) The audio output on Pin R is applied to which module?</Question22>
  <Choice22A>A6</Choice22A>
  <Choice22B>A7</Choice22B>
  <Choice22C>A8</Choice22C>
  <Choice22D>A9</Choice22D>
  <Correct22>None</Correct22>
  <Reference22>Student Workbook Page 12, Section 3</Reference22>

  <Question23>23. What is the function of the High Pass Filter?</Question23>
  <Choice23A>It passes all frequencies below 6000 Hz.</Choice23A>
  <Choice23B>It passes all frequencies below 300 Hz.</Choice23B>
  <Choice23C>It passes all frequencies above 300 Hz.</Choice23C>
  <Choice23D>It passes all frequencies above 6000 Hz.</Choice23D>
  <Correct23>None</Correct23>
  <Reference23>Student Workbook Page 12, Section 3</Reference23>

  <Question24>24. What is the function of the Clipper Circuit?</Question24>
  <Choice24A>It provides momentary limiting of the audio input signal until the compression amplifier takes control.</Choice24A>
  <Choice24B>It provides limiting of the data signals.</Choice24B>
  <Choice24C>It prevents over modulation of the audio and data inputs.</Choice24C>
  <Choice24D>It does all of the above.</Choice24D>
  <Correct24>None</Correct24>
  <Reference24>Student Workbook Page 12, Section 3</Reference24>

  <Question25>25. What is the function of the Data Low Pass Filter?</Question25>
  <Choice25A>It attenuates frequencies above 25,000 Hz.</Choice25A>
  <Choice25B>It attenuates frequencies below 16 Hz.</Choice25B>
  <Choice25C>It attenuates frequencies between 16 and 25,000 Hz.</Choice25C>
  <Choice25D>It attenuates audio frequencies between 300 and 6000 Hz.</Choice25D>
  <Correct25>None</Correct25>
  <Reference25>Student Workbook Page 12, Section 3</Reference25>

  <Question26>1. Which stage of the Frequency Synthesizer MODULE produces the RF signal?</Question26>
  <Choice26A>The Frequency/Phase Detector</Choice26A>
  <Choice26B>The Voltage Controlled Oscillator</Choice26B>
  <Choice26C>The High Band</Choice26C>
  <Choice26D>The RF Amplifiers</Choice26D>
  <Correct26>None</Correct26>
  <Reference26>Student Workbook Page 12, Section 3</Reference26>

  <Question27>2. The XMT/RCV Switch applies the RF signal to the module during receive operation.</Question27>
  <Choice27A>A3</Choice27A>
  <Choice27B>A4</Choice27B>
  <Choice27C>A7</Choice27C>
  <Choice27D>A8</Choice27D>
  <Correct27>None</Correct27>
  <Reference27>Student Workbook Page 12, Section 3</Reference27>

  <Question28>3. The UHF Frequency Synthesizer shifts the output frequency</Question28>
  <Choice28A>Down 30 MHz for transmit.</Choice28A>
  <Choice28B>Down 30 MHz for receiver</Choice28B>
  <Choice28C>Up 30 MHz for transmit.</Choice28C>
  <Choice28D>Up 30 MHz for receiver.</Choice28D>
  <Correct28>None</Correct28>
  <Reference28>Student Workbook Page 12, Section 3</Reference28>

  <Question29>4. Which stage produces the PLL Fault?</Question29>
  <Choice29A>The Frequency/Phase Detector</Choice29A>
  <Choice29B>The Voltage Controlled Oscillator</Choice29B>
  <Choice29C>The Variable Divider</Choice29C>
  <Choice29D>The Lock Monitor</Choice29D>
  <Correct29>None</Correct29>
  <Reference29>Student Workbook Page 12, Section 3</Reference29>

  <Question30>5. The PLL Fault is applied to the module.</Question30>
  <Choice30A>A3</Choice30A>
  <Choice30B>A4</Choice30B>
  <Choice30C>A7</Choice30C>
  <Choice30D>A8</Choice30D>
  <Correct30>None</Correct30>
  <Reference30>Student Workbook Page 12, Section 3</Reference30>

  <Question31>6. Which stage of the UHF Frequency Synthesizer selects the VCO?</Question31>
  <Choice31A>The Frequency/Phase Detector</Choice31A>
  <Choice31B>The Band Decoder</Choice31B>
  <Choice31C>The 30 MHz Band Decoder</Choice31C>
  <Choice31D>The Lock Monitor</Choice31D>
  <Correct31>None</Correct31>
  <Reference31>Student Workbook Page 12, Section 3</Reference31>

  <Question32>7. For receive operation which VCO is used for an operating frequency of 250 MHz?</Question32>
  <Choice32A>Low Band</Choice32A>
  <Choice32B>Mid Band</Choice32B>
  <Choice32C>High Band</Choice32C>
  <Choice32D>NONE</Choice32D>
  <Correct32>None</Correct32>
  <Reference32>Student Workbook Page 12, Section 3</Reference32>

  <Question33>8. The major difference between the VHF and UHF Frequency Synthesizer is the</Question33>
  <Choice33A>Frequency Range</Choice33A>
  <Choice33B>Output power level</Choice33B>
  <Choice33C>Frequency Accuracy</Choice33C>
  <Choice33D>Percent of Modulation</Choice33D>
  <Correct33>None</Correct33>
  <Reference33>Student Workbook Page 12, Section 3</Reference33>

  <Question34>9. The VHF Frequency Synthesizer MODULE contains how many VCOs?</Question34>
  <Choice34A>1</Choice34A>
  <Choice34B>2</Choice34B>
  <Choice34C>3</Choice34C>
  <Choice34D>4</Choice34D>
  <Correct34>None</Correct34>
  <Reference34>Student Workbook Page 12, Section 3</Reference34>

  <Question35>10. The VHF Frequency Synthesizer shifts the output frequency</Question35>
  <Choice35A>Down 30 MHz for transmit.</Choice35A>
  <Choice35B>Down 30 MHz for receiver.</Choice35B>
  <Choice35C>Up 30 MHz for transmit.</Choice35C>
  <Choice35D>Up 30 MHz for receiver.</Choice35D>
  <Correct35>None</Correct35>
  <Reference35>Student Workbook Page 12, Section 3</Reference35>

  <Question36>1. The D/A Servo Potentiometer Comparator compares the position feedback voltage with the</Question36>
  <Choice36A>Position feedback voltage.</Choice36A>
  <Choice36B>Reference Voltage</Choice36B>
  <Choice36C>Analog Voltage</Choice36C>
  <Choice36D>BCD</Choice36D>
  <Correct36>None</Correct36>
  <Reference36>Student Workbook Page 12, Section 3</Reference36>

  <Question37>2. (UHF) The POSN FB voltage will vary from</Question37>
  <Choice37A>+8 VDC to –8 VDC.</Choice37A>
  <Choice37B>+4V DC to–4VDC.</Choice37B>
  <Choice37C>225 MHz to 400 MHz.</Choice37C>
  <Choice37D>NONE</Choice37D>
  <Correct37>None</Correct37>
  <Reference37>Student Workbook Page 12, Section 3</Reference37>

  <Question38>3. What happens if the frequency select thumbwheels are set below 220 MHz?</Question38>
  <Choice38A>The RF filter is tuned to the desired frequency</Choice38A>
  <Choice38B>The transmitter KEY 1 is inhibited</Choice38B>
  <Choice38C>The transmitter KEY 2 is inhibited</Choice38C>
  <Choice38D>Nothing happens</Choice38D>
  <Correct38>None</Correct38>
  <Reference38>Student Workbook Page 12, Section 3</Reference38>

  <Question39>4. The purpose of the Servo Fault Ampl is to</Question39>
  <Choice39A>Determine condition of servo motor,</Choice39A>
  <Choice39B>Inhibit KEY 1 during tuning.</Choice39B>
  <Choice39C>Inhibit KEY 2 during tuning.</Choice39C>
  <Choice39D>Turn off the servomotor.</Choice39D>
  <Correct39>None</Correct39>
  <Reference39>Student Workbook Page 12, Section 3</Reference39>

  <Question40>5. Which will cause an RF filter fault?</Question40>
  <Choice40A>A VSWR greater than 3 to 1.</Choice40A>
  <Choice40B>The synthesizer drifts off frequency.</Choice40B>
  <Choice40C>Analog voltage and position feedback voltage are equal.</Choice40C>
  <Choice40D>Analog voltage and position feedback voltage are unequal.</Choice40D>
  <Correct40>None</Correct40>
  <Reference40>Student Workbook Page 12, Section 3</Reference40>

  <Question41>6. Which module does the position feedback come from?</Question41>
  <Choice41A>A8</Choice41A>
  <Choice41B>A7</Choice41B>
  <Choice41C>A4</Choice41C>
  <Choice41D>A1</Choice41D>
  <Correct41>None</Correct41>
  <Reference41>Student Workbook Page 12, Section 3</Reference41>

  <Question42>7. What is the position feedback voltage for an operating frequency of 300 MHz? (Hint -refer to Table 5–2 in the AN/GRC–171 TO extract to determine the position feedback voltage.)</Question42>
  <Choice42A>–1.142VDC</Choice42A>
  <Choice42B>–0.571 VDC</Choice42B>
  <Choice42C>–0.200 VDC</Choice42C>
  <Choice42D>–0.100 VDC</Choice42D>
  <Correct42>None</Correct42>
  <Reference42>Student Workbook Page 12, Section 3</Reference42>

  <Question43>7. What is the position feedback voltage for an operating frequency of 300 MHz? (Hint -refer to Table 5–2 in the AN/GRC–171 TO extract to determine the position feedback voltage.)</Question43>
  <Choice43A>–1.143VDC</Choice43A>
  <Choice43B>–0.571 VDC</Choice43B>
  <Choice43C>–0.200 VDC</Choice43C>
  <Choice43D>–0.100 VDC</Choice43D>
  <Correct43>None</Correct43>
  <Reference43>Student Workbook Page 12, Section 3</Reference43>

  <Question44>8. What is the position feedback voltage for an operating frequency of 325.700 MHz?</Question44>
  <Choice44A>+.603 VDC</Choice44A>
  <Choice44B>+1.206 VDC</Choice44B>
  <Choice44C>-99.39 VDC</Choice44C>
  <Choice44D>-.1400 VDC</Choice44D>
  <Correct44>None</Correct44>
  <Reference44>Student Workbook Page 12, Section 3</Reference44>

  <Question45>9. The position feedback voltage will be approximately zero volts DC when the transceiver is tuned to</Question45>
  <Choice45A>225 MHz</Choice45A>
  <Choice45B>300 MHz</Choice45B>
  <Choice45C>312.5 MHz</Choice45C>
  <Choice45D>399.975 MHz</Choice45D>
  <Correct45>None</Correct45>
  <Reference45>Student Workbook Page 12, Section 3</Reference45>

  <Question46>10. (VHF) Which will cause the Out-Of-Band Decoder to produce an RF filter fault?</Question46>
  <Choice46A>Selecting a frequency above 116 MHz</Choice46A>
  <Choice46B>Selecting a frequency above 151.975 MHz</Choice46B>
  <Choice46C>Selecting 2l0 MHz on frequency select switches</Choice46C>
  <Choice46D>Analog voltage and position feedback voltage are unequal</Choice46D>
  <Correct46>None</Correct46>
  <Reference46>Student Workbook Page 12, Section 3</Reference46>

  <Question47>11. (VHF) What is the position feedback voltage for an operating frequency of 136.750 MHz? (Hint -refer to Table 5–1 in the AN/GRC–211 TO extract to determine the position feedback voltage.)</Question47>
  <Choice47A>+.603 VDC</Choice47A>
  <Choice47B>+1.222 VDC</Choice47B>
  <Choice47C>-8.03 VDC</Choice47C>
  <Choice47D>-.14.00 VDC</Choice47D>
  <Correct47>None</Correct47>
  <Reference47>Student Workbook Page 12, Section 3</Reference47>

  <Question48>12. (VHF) The position feedback voltage will be approximately zero volts DC when the transceiver is tuned to</Question48>
  <Choice48A>116.000 MHz.</Choice48A>
  <Choice48B>134.000 MHz.</Choice48B>
  <Choice48C>141.625 MHz.</Choice48C>
  <Choice48D>151.975 MHz.</Choice48D>
  <Correct48>None</Correct48>
  <Reference48>Student Workbook Page 12, Section 3</Reference48>
</blockfoursectionfour>